Main 36 · Advanced 49
Carboxylic Acids and Derivatives
- Main 2022ChemistrySingle correct
Bromobenzene is converted to benzoic acid, as shown.
For the above conversion, the correct sequential addition of reagents is-
- Main 2022ChemistryInteger
The number of isomeric compounds (structural isomers only) possible with the molecular formula CHO, which do not react with metallic sodium is _______.
- Advanced 2021ChemistryMultiple correct
Correct option(s) for the following sequence of reactions is(are)
- Advanced 2019ChemistrySingle correct
The correct order of acid strength of the following carboxylic acids is
- Advanced 2019ChemistryNumerical
Schemes 1 and 2 describe the conversion of P to Q and R to S, respectively. Scheme 3 describes the synthesis of T from Q and S. The total number of Br atoms in a molecule of T is ______
- Advanced 2019ChemistryList match
Which of the following options has correct combination considering List-I and List-II?
- Advanced 2019ChemistryList match
Which of the following options has correct combination considering List-I and List-II?
- Advanced 2018ChemistrySingle correct
The compound Z is
- Advanced 2018ChemistrySingle correct
The compound R is
- Advanced 2018ChemistryNumerical
In the following reaction sequence, the amount of D (in g) formed from 10 moles of acetophenone is ____.
(Atomic weights in g mol: H = 1, C = 12, N = 14, O = 16, Br = 80. The yield (%) corresponding to the product in each step is given in the parenthesis)
Acetophenone → [NaOBr; HO] → A (60%) → [NH, Δ] → B (50%) → [Br/KOH] → C (50%) → [Br (3 equiv), AcOH] → D (100%)
- Advanced 2017ChemistrySingle correct
For the synthesis of benzoic acid, the only CORRECT combination is
- Advanced 2017ChemistrySingle correct
The only CORRECT combination that gives two different carboxylic acids is
- Advanced 2017ChemistrySingle correct
The product S is
- Main 2017ChemistrySingle correct
The major product obtained in the following reaction is :
- Main 2017ChemistrySingle correct
The major product expected from the following reaction is :
- Advanced 2016ChemistrySingle correct
The correct order of acidity for the following compounds is
- Advanced 2016ChemistryMultiple correct
Reagent(s) which can be used to bring about the following transformation is(are)
- Advanced 2016ChemistrySingle correct
The compound R is
- Main 2016ChemistrySingle correct
Bouveault-Blanc reduction reaction involves :
- Main 2015ChemistrySingle correct
In the following sequence of reactions :
the product C is :